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Setting outdoor unit option switch and key function
S/W function
Heating KEY operation
Tact switch
Manual silent option
DIP switch
Total electric current
DIP S/W specification setting
TACT
Number of
switch
presses
Press and
hold 1 time
1
2
K1
3
4
5
1
2
K2
3
4
5
K3
❋ ❋ If you perform Cooling refrigerant charging or Cooling pump down in high temperature environment, E407 (High
pressure protection control) error or high pressure protection switch may operate .
38
Cooling KEY operation
K1
Snow prevention
K5
Silent mode
K9
Total electric current
option
K13
Content
Check operation
Heating refrigerant charging
Heating trial operation
Heating pump out
Vacuum
Completion
Cooling refrigerant charging
Cooling trial operation
Cooling pump down
Checking the amount of
refrigerant
Completion
Reset
K2
Cooling target
K6
Heating capacity
Silent mode
K10
Defrost correction
option
K14
SEG1
SEG2
Reset
K3
Cooling target
evaporating
temperature
K7
Heating capacity
correction
K11
Defrost correction
K15
SEG3
SEG4
View Mode
K4
evaporating
temperature
K8
correction
K12
K16
Remark
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